This paper give an advice that we can realize closed cycle control of feeding shaft by proportional valve and linear grid ruler instead of servo amplifier and servo motor.

利用比例阀和线性光栅尺配合使用替代伺服放大器和伺服电机实现进给轴的闭环控制。

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This system was composed of industrial control computer, PCL-832 servo-type motor control board, servo-type amplifier, servo-type valve and hydraulic motor.

该系统主要由工业控制计算机、PCL—832三轴伺服马达控制板、伺服放大器、伺服阀、液压马达等组成。

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